mu 1 2 37ABC
mu 37ABC 2 4
mu 37ABC 4 10B
mu 37ABC 10B 24AB
mu 4 24AB 66AB
mu 2 24AB 12C
mu 10B 66AB 43ABC
mu 24AB 66AB 16A
mu 10B 12C 31ABC
mu 66AB 12C 30A
mu 1 43ABC 23A
mu 10B 43ABC 28AB
mu 66AB 16A 22B
mu 43ABC 31ABC 35AB
mu 2 30A 42AB
mu 4 23A 29A
mu 12C 23A 44A
mu 43ABC 23A 40AB
mu 16A 23A 12A
oup 9 10B 12A 12C 16A 22B 23A 24AB 28AB 29A
oup 9 30A 31ABC 35AB 37ABC 40AB 42AB 43ABC 44A 66AB
echo "Classes 10B 12A 12C 16A 22B 23A 24A-B 28A-B 29A"
echo "30A 31A-C 35A-B 37A-C 40A-B 42A-B 43A-C 44A 66A-B"